CVE-2021-34481

Description

A remote code execution vulnerability exists when the Windows Print Spooler service improperly performs privileged file operations. An attacker who successfully exploited this vulnerability could run arbitrary code with SYSTEM privileges. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights. UPDATE August 10, 2021: Microsoft has completed the investigation and has released security updates to address this vulnerability. Please see the Security Updates table for the applicable update for your system. We recommend that you install these updates immediately. This security update changes the Point and Print default behavior; please see KB5005652.

CVSS breakdown

Affected products

• microsoft / Windows 10
• microsoft / Windows 1020h2 – 20h2
• microsoft / Windows 101809 – 1809
• microsoft / Windows 101909 – 1909
• microsoft / Windows 102004 – 2004
• microsoft / Windows 1021h1 – 21h1
• microsoft / Windows 101607 – 1607
• microsoft / windows_10_150710.0.10240.19022 – 10.0.10240.19022
• microsoft / windows_10_150710.0.10240.19022 – 10.0.10240.19022
• microsoft / windows_10_160710.0.14393.4583 – 10.0.14393.4583
• microsoft / windows_10_160710.0.14393.4583 – 10.0.14393.4583
• microsoft / windows_10_180910.0.19041.1165 – 10.0.19041.1165
• microsoft / windows_10_180910.0.17763.2114 – 10.0.17763.2114
• microsoft / windows_10_180910.0.17763.2114 – 10.0.17763.2114
• microsoft / windows_10_180910.0.18363.1734 – 10.0.18363.1734
• microsoft / windows_10_180910.0.17763.2114 – 10.0.17763.2114
• microsoft / windows_10_190910.0.18363.1734 – 10.0.18363.1734
• microsoft / windows_10_190910.0.18363.1734 – 10.0.18363.1734
• microsoft / windows_10_20H210.0.19042.1165 – 10.0.19042.1165
• microsoft / windows_10_20H210.0.19042.1165 – 10.0.19042.1165
• microsoft / windows_10_21H110.0.19043.1165 – 10.0.19043.1165
• microsoft / windows_10_21H110.0.19043.1165 – 10.0.19043.1165
• microsoft / windows_10_21H110.0.19043.1165 – 10.0.19043.1165
• microsoft / Windows 10 Version 150710.0.10240.0 – 10.0.10240.19022
• microsoft / Windows 10 Version 160710.0.14393.0 – 10.0.14393.4583
• microsoft / Windows 10 Version 180910.0.0 – 10.0.17763.2114
• microsoft / Windows 10 Version 180910.0.17763.0 – 10.0.17763.2114
• microsoft / Windows 10 Version 190910.0.0 – 10.0.18363.1734
• microsoft / Windows 10 Version 200410.0.0 – 10.0.19041.1165
• microsoft / Windows 10 Version 20H210.0.0 – 10.0.19042.1165
• microsoft / Windows 10 Version 21H110.0.0 – 10.0.19043.1165
• microsoft / Windows 76.1.7601.25685 – 6.1.7601.25685
• microsoft / Windows 76.1.7601.25685 – 6.1.7601.25685
• microsoft / Windows 7
• microsoft / Windows 76.1.0 – 6.1.7601.25685
• microsoft / Windows 7 Service Pack 16.1.0 – 6.1.7601.25685
• microsoft / Windows 8.16.3.9600.20094 – 6.3.9600.20094
• microsoft / Windows 8.16.3.9600.20094 – 6.3.9600.20094
• microsoft / Windows 8.1
• microsoft / Windows 8.16.3.0 – 6.3.9600.20094
• microsoft / windows_rt_8.16.3.9600.20094 – 6.3.9600.20094
• microsoft / windows_rt_8.1
• microsoft / windows_server_200410.0.19041.1165 – 10.0.19041.1165
• microsoft / windows_server_2008
• microsoft / windows_server_2008r2 – r2
• microsoft / windows_server_2008_R26.1.7601.25685 – 6.1.7601.25685
• microsoft / Windows Server 2008 R2 Service Pack 16.1.7601.0 – 6.1.7601.25685
• microsoft / Windows Server 2008 R2 Service Pack 1 (Server Core installation)6.1.7601.0 – 6.1.7601.25685
• microsoft / Windows Server 2008 Service Pack 26.0.6003.0 – 6.0.6003.21192
• microsoft / Windows Server 2008 Service Pack 2 (Server Core installation)6.0.6003.0 – 6.0.6003.21192
• microsoft / windows_server_2008_sp26.0.6003.21192 – 6.0.6003.21192
• microsoft / windows_server_2008_sp26.0.6003.21192 – 6.0.6003.21192
• microsoft / Windows Server 20126.2.9200.0 – 6.2.9200.23435
• microsoft / Windows Server 20126.2.9200.23435 – 6.2.9200.23435
• microsoft / Windows Server 2012
• microsoft / Windows Server 2012 R26.3.9600.0 – 6.3.9600.20094
• microsoft / Windows Server 2012 R26.3.9600.20094 – 6.3.9600.20094
• microsoft / Windows Server 2012 R2 (Server Core installation)6.3.9600.0 – 6.3.9600.20094
• microsoft / Windows Server 2012 (Server Core installation)6.2.9200.0 – 6.2.9200.23435
• microsoft / Windows Server 2016
• microsoft / Windows Server 201610.0.14393.4583 – 10.0.14393.4583
• microsoft / Windows Server 20162004 – 2004
• microsoft / Windows Server 201610.0.14393.0 – 10.0.14393.4583
• microsoft / Windows Server 2016 (Server Core installation)10.0.14393.0 – 10.0.14393.4583
• microsoft / Windows Server 201910.0.17763.2114 – 10.0.17763.2114
• microsoft / Windows Server 2019
• microsoft / Windows Server 201910.0.17763.0 – 10.0.17763.2114
• microsoft / Windows Server 2019 (Server Core installation)10.0.17763.0 – 10.0.17763.2114
• microsoft / windows_server_20H210.0.19042.1165 – 10.0.19042.1165
• microsoft / Windows Server version 200410.0.0 – 10.0.19041.1165
• microsoft / Windows Server version 20H210.0.0 – 10.0.19042.1165

References

• VENDOR_ADVISORYhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34481